Granted Patent
Utility
US 6,351,882 · App. 09/658,626
Method of constructing a door
Inventors:
Paul P. Weymer, David A. Nist
Patented Case
View Patent ↗
Granted: Mar 5, 2002
Filed: Sep 8, 2000
Inventors
Paul P. Weymer
David A. Nist
Assignee (at issue)
Amweld Building Products, LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.